我尝试编写一个网页,它应该支持多语言, index.js
const Koa = require('koa');
const views = require('koa-views');
const path = require('path');
app.use(views(path.join(__dirname, './view'), {
extension: 'ejs'
}));
app.use( async ( ctx ) => {
let title;
//some codes
if(language == "en") { //if the language is English
title="Title";
}
else if(language == "de") { //if the language is German
title="Titel";
}
await ctx.render('index', {
title
});
});
app.listen(3000, ()=>{
console.log('app runs on port 3000');
});
和 index.ejs
<%=title%>
然后运行此代码,它将很好地显示,现在我想language.json
向该项目添加语言包
{
"en": {
"site": {
"title": "Title"
}
},
"de": {
"site": {
"title": "Titel"
}
}
}
那么我应该如何改变index.js
和index.ejs
?
const Koa = require('koa');
const views = require('koa-views');
const path = require('path');
app.use(views(path.join(__dirname, './view'), {
extension: 'ejs'
}));
const siteTitleLibrary = {
"en": {
"site": {
"title": "Title"
}
},
"de": {
"site": {
"title": "Titel"
}
}
};
// or
// const siteTitleLibrary = require('language.json');
app.use( async ( ctx ) => {
await ctx.render('index', {
site: siteTitleLibrary[language]
});
});
app.listen(3000, ()=>{
console.log('app runs on port 3000');
});
然后在您的ejs中使用 <%=site.title%>
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我来说两句